@charset "UTF-8";

.clear-fix::after {
    content: "";
    display: block;
    clear: both;
    height: 0;  /* 兼容旧浏览器 */
    visibility: hidden;  /* 兼容旧浏览器 */
}

.clear-fix {
    *zoom: 1;  /* 兼容旧浏览器 */
}

